A002710 Triangulations of the disk G_{n,1}.

1, 2, 6, 26, 147, 892, 5876, 40490, 290020, 2136488, 16113254, 123878966, 968017330, 7670113856, 61510346760, 498496979754, 4077605379276, 33629943832280, 279413323740280, 2336935584712872, 19663001667901339, 166348460274745684, 1414318445894183076, 12079654921382780966

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

References

• N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
• N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

• Andrew Howroyd, Table of n, a(n) for n = 0..500
• William G. Brown, Enumeration of Triangulations of the Disk, Proc. Lond. Math. Soc. s3-14 (1964) 746-768.
• William G. Brown, Enumeration of Triangulations of the Disk, Proc. Lond. Math. Soc. s3-14 (1964) 746-768. [Annotated scanned copy]

Crossrefs

Column k=1 of A262586.

Extensions

Extended by Max Alekseyev, Mar 30 2009

a(21) onwards from Andrew Howroyd, Nov 23 2024